Wristwatch



FIG. 1 is a front perspective view of my new, original and ornamentaldesign for a wristwatch;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a top view thereof.

The broken lines in FIG. 3 are used to show portions of the wristwatchthat do not form part of the claimed design.

The ornamental design for a wristwatch, as shown and described.